A horizontal disk of diameter 40 cm rotates about a vertical axis that passes through its...

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A horizontal disk of diameter 40 cm rotates about a vertical axis that passes through its center with angular speed 4 rad./s. The tangential speed, in m/s, of a point on its circumference is a. 0.8 b. 16 OC 4 d. 6 A horizontal force F-87-67 is exerted on a particle which made a displacement 7-37+47. The work done by the force is O a. 15J Ob. -24J Oc o O d. 24J A horizontal disk of diameter 40 cm rotates about a vertical axis that passes through its center with angular speed 4 rad./s. The tangential speed, in m/s, of a point on its circumference is a. 0.8 b. 16 OC 4 d. 6 A horizontal force F-87-67 is exerted on a particle which made a displacement 7-37+47. The work done by the force is O a. 15J Ob. -24J Oc o O d. 24J

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Solution Part A CALCULATING THE TANGENTIAL SPEED Tangential s... View the full answer